An oscillating sprinkler sweeps keen on water backwards and forwards, easiest for rectangular plots and flower beds

https://kyleriliv329.zenbloomer.com/posts/prolonging-system-life-advanced-lawn-sprinkler-upkeep-ideal-practices

An oscillating sprinkler sweeps partial to water from side to side, well suited for oblong plots and flower beds. Adjustable width and number assist ward off sidewalks even as keeping soil evenly moist.